A term for microtubules in a neuron. ... (18 Nov 1997) ... 
(noor″o-too´būl) any of the long, straight, parallel tubules within neurons, which along with neurofilaments form neurofibrils.
Type: Term Pronunciation: nū′rō-tū′byūl Definitions: 1. One of the microtubules, about 24 nm in diameter, occurring in the cell body, dendrites, axon, and some synaptic endings of neurons.